Knob for a combination lock



FIG. 1 is a left front perspective view of our new knob for a combination lock according to the present invention;

FIG. 2 is a front view of the knob shown in FIG. 1;

FIG. 3 is a top view of the knob shown in FIG. 1; and,

FIG. 4 is a left side view of the knob shown in FIG. 1.

The broken lines showing a dial in FIGS. 1-4 are for illustrative purposes and form no part of the claimed design. 

The ornamental design for a knob for a combination lock, as shown and described. 